Sam RossmanElementarPeggy OstromMichigan State UniversityKiller whales (Orcinus orca) are unrivaled apex carnivores currently experiencing dramatic population declines due to the anthropogenic depletion of salmonid species in the Pacific Northwest, USA. Thus, understanding how killer whales capture and consume prey is critical to conservation efforts and management strategies. While stable isotopes are a useful tool to understand cryptic foraging, bulk isotope a...